EP2346762B1 - Protection de zone de danger pour la zone de garnissage automatique sur un changeur de bobine - Google Patents

Protection de zone de danger pour la zone de garnissage automatique sur un changeur de bobine Download PDF

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Publication number
EP2346762B1
EP2346762B1 EP09781152A EP09781152A EP2346762B1 EP 2346762 B1 EP2346762 B1 EP 2346762B1 EP 09781152 A EP09781152 A EP 09781152A EP 09781152 A EP09781152 A EP 09781152A EP 2346762 B1 EP2346762 B1 EP 2346762B1
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EP
European Patent Office
Prior art keywords
hazardous area
area protection
protection according
light
known object
Prior art date
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Application number
EP09781152A
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German (de)
English (en)
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EP2346762A1 (fr
Inventor
Katja Paula Krieger
Manfred Wilhelm MAIERHÖFER
Klaus Karl MÜLLER
Josef Herbert Olbort
Karlheinz Rahner
Senad Ugljesa
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Koenig and Bauer AG
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Koenig and Bauer AG
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Publication of EP2346762A1 publication Critical patent/EP2346762A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2407/00—Means not provided for in groups B65H2220/00 – B65H2406/00 specially adapted for particular purposes
    • B65H2407/10—Safety means, e.g. for preventing injuries or illegal operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2553/00—Sensing or detecting means
    • B65H2553/40—Sensing or detecting means using optical, e.g. photographic, elements
    • B65H2553/41—Photoelectric detectors
    • B65H2553/416—Array arrangement, i.e. row of emitters or detectors

Definitions

  • the invention relates to a hazardous area protection for the field of automatic reel placement on a reel changer according to the preamble of claim 1.
  • a danger area coverage which is considered to be the closest prior art, is from the patent application WO 2005/080241 A known.
  • a personal protection device is described on a reel changer of a printing press, which is designed for example in the form of a safety net on the loading side of the reel changer.
  • This protective device should make the loading side always a secure space when the residual paper roll approaches a critical, ie fracture endangered für für für für für für für für für für für für für für für für für für für für für für für für assupra.
  • the protective device is mounted on the transfer stage used to feed new rolls of material and at a fixed point relative to the roll stand on the loading side. To feed a new roll of material, the traverser moves to the roll stand, wherein the guard strains.
  • the protective device is activated only when the described critical state of the residual paper roll is achieved.
  • the area on the loading side of the reel changer can be entered unhindered.
  • additional area protection by means of light barriers is proposed. Due to the signal emitted by the light barrier, a visible or audible signal is emitted to the person located in the area of the reel changer.
  • WO 2005/080241 A2 It is known to provide an area coverage for the reliability in the environment of large moving material rolls.
  • the attachment of a fence is proposed at the boundaries of a roll of material storage.
  • a lock may be provided in the area protection.
  • a preferably non-contact area security is proposed, which can be realized for example via light barriers or ultrasonic sensors. By arranging such sensors at different heights, complex query routines can be realized so that, for example, material rolls can easily pass through the lock, whereas an unauthorized passage through the lock can be achieved Sensor sections triggers an alarm and / or stops the movement of the material rolls to prevent accidents.
  • the EP 08 49 201 A1 relates to a method for lateral position detection and positioning a supply roll, wherein the roll thickness and the respective lateral distance to the roll changer by directly opposite sensing elements in the form of sensors, for. B. laser beam or ultrasonic sensors are measured and evaluated. Furthermore, the scanning elements are connected to a programmable logic controller for a drive unit for positioning the supply web roll.
  • an apparatus for preparing a web of material wound into a supply roll having a bearing for supporting and rotating the supply roll about a longitudinal matter. Sensors are used to detect the radius of the supply roll during the rotational movement. Parallel to the longitudinal axis of the supply roll several, the radius detecting sensors are arranged.
  • the non-contact devices described in the aforementioned documents are used to detect the position or dimensions of a role in the field of automatic reel assembly on a roll changer and do not fulfill a protective or security function.
  • the surface protection has, along one side of the surface to be protected, a source emitting radiation over its entire length. Along the opposite side a reflective strip is arranged. The radiation is predominantly reflected in the plane defined by the source and the reflective strip. At each of the two ends of the radiation source, a radiation detector is provided, which is connected to an evaluation circuit.
  • This area protection can as Continuity fuse can be used for example in hazardous areas by a light curtain is built between two rods, the interruption of a signal is triggered. The disadvantage of this hazardous area protection is that it can only take over a simple protective function.
  • a device for securing a danger zone, in particular the danger zone of an automated machine which comprises first means for generating an optically monitored, virtual barrier and second means for generating a switching signal for stopping the machine when breaking the barrier.
  • the first means comprise an image acquisition unit and a defined target whose image is taken by the image acquisition unit and compared by a comparison unit (second means) with a characteristic size for a reference image.
  • the defined goal is a structured, high-contrast pattern that includes position markers for determining a current position.
  • the DE 296 02 098 U1 refers to a reel changer in a web-fed rotary printing press for introducing a printing material web wound on rolls into a printing unit of the web-fed rotary printing press.
  • the area surrounding the reel changer is replaced by at least one sensor, in particular an optical sensor, for. B. monitors a camera which is connected to an image recognition computer.
  • image recognition computer In the image recognition computer, a comparison is made between a captured actual image of the region and a stored target image or a sequence of target images. In case of deviations is by a Signal generating device generates a warning or alarm signal.
  • the at least one sensor may also include step mats, contact strips, light barriers, or the like, non-contact protective devices which serve to supply partial information or to control or activate the sensor.
  • the solution disclosed in this document allows monitoring of the area of the reel splitter, thereby providing selective protection by recognizing known objects and allowing them to enter the area without triggering warning or alarm signals.
  • the image recognition can easily be influenced by subjective factors in the monitored area, eg. B. a deviating position of one of the target image as known to be recognized object on a captured actual image, which can lead to malfunction or malfunction.
  • the DE 100 26 305 A1 describes an optoelectronic device for monitoring a protected area with at least one non-contact protective device, which has an evaluation unit for generating an article detection signal when an object penetrates into the protected area.
  • the non-contact protective device may be a light grid, which comprises a transmitting unit emitting light beams, a receiving unit receiving the light beams and an evaluation unit connected to the receiving unit.
  • the non-contact protective device is coupled to an image acquisition unit for detecting a secondary monitoring area which is close to the protected area but outside the protected area. This so-called muting function allows the temporary deactivation of the non-contact protective device for the penetration of detected objects into the protected area without generating an object detection signal.
  • the muting function is implemented by the image acquisition unit, which detects the objects penetrating into the secondary monitoring area, wherein a distinction is made between permissible and impermissible objects. A classification of the detected objects is possible.
  • the disadvantage of this solution exists in that the recognition of known objects does not always work reliably.
  • the establishment of an additional image capture unit is associated with additional expense and financial expenses.
  • the invention has for its object to provide adaleriosabêt for the field of automatic roll loading on a reel splicer.
  • the hazardous area protection has a non-contact protective device, which is connected to an evaluation unit.
  • the protective device is as Light grating formed, which has a plurality of mutually parallel light beams.
  • the evaluation unit detects the order of interruption of the light beams when entering and / or extending any object and can recognize a known object therefrom and deactivate the protective device in predetermined cases.
  • the protective device in addition to a protective function also has a muting function, which saves the effort for setting up an additional device for the muting function.
  • a so-called muting function allows time-limited deactivation of parts of a safety device or the entire safety device. Preferably, the penetration of objects is allowed without the safety device to operate.
  • the light rays are evenly spaced from each other and are inclined to the horizontal, wherein the light rays in other embodiments, also horizontally extending and the surface of the light grid can be arranged inclined to the vertical.
  • At least one light beam of the light grid running above the known object can advantageously be permanently active in order to detect the penetration of a person or a non-authorized object into the secure area of the automatic roll placement on the roll changer, even if these together with the known one and for the entrance permissible object penetrate into the secured area when the protective device is deactivated.
  • the well-known and admitted for the entry object may, for. B. be a roll of material, a residual sleeve container or a driverless transport vehicle.
  • the hazardous area protection can additionally include at least two photocells for muting, eg. B. reflection photo cells, which are connected to the evaluation unit.
  • at least two photocells for muting eg. B. reflection photo cells, which are connected to the evaluation unit.
  • reflection photocells are installed as a muting group (two each before and after the light grid).
  • objects in particular residual sleeve containers, can be used on the basis of e.g. Detected laterally glued reflection strip and the muting function is activated, or the protective device can be disabled. This may be necessary in particular when removing the residual sleeve container, which have a different shape compared to the rollers.
  • the muting function can be carried out by reflection strips on the residual sleeve container.
  • AGV automatic guided vehicle.
  • the hazardous area protection can have a second permanently active, non-contact protective device comprising at least two light beams which intersect at a small distance above the known object and in their further course be passed close to the known object. These two light beams thus run only a few millimeters to a few centimeters apart parallel to imaginary tangents, which rest against the upper half of the known object. The lower ends of the two light beams are thus clearly below the upper edge of the known object and can, depending on the selected angle of attack near the Axial plane of the known object lie.
  • An advantage of the invention is that a reliable, permanent hazardous area protection can be realized by the second permanently active, non-contact protective device, even if the known object is a roller having a larger roller diameter.
  • the beam path does not permit unintentional overrun or inadvertent underrun of the beams of the second protection device.
  • An underrun of the rays is at best possible when people move in a strongly bent state. But even the best protection device can protect only to a limited extent against all eventualities or against deliberate evasion. It can not be their job to safely prevent a willful intrusion in any case.
  • Another advantage of the invention is that the protective device can be attached directly to the roll changer.
  • the protective device can be attached directly to the roll changer.
  • the non-contact protective device and / or the second permanently active, non-contact protective device per light beam comprise a transmitter and a receiver.
  • the protective devices for all light beams comprise exactly one transmitter, one receiver and a plurality of deflecting mirrors.
  • one-way photocells are used in the aforementioned protective devices, in which transmitter and receiver are arranged opposite one another, in separate housings.
  • a combined transmitting and receiving unit is arranged opposite a reflector. The emitted light rays are reflected back to the receiving unit via the reflector.
  • the position of the transmitter, receiver, reflector or deflecting mirror is variable. In this way, adaptation to different than known and authorized for access to the secure area objects can be made. In this context, it has proven to be particularly advantageous to equip the hazardous area protection with a sensor for detecting the dimensions of the known object.
  • the second permanently active, non-contact protective device it must be ensured that the beams do not touch the known object, since this is intended to protect the danger zone during the retraction and / or extension of a known object when the first protective device is inactive. Accordingly, the second protective device must not be triggered if the known object passes through the access limits.
  • the adaptability to different objects ensures that the rays are always outside the area traveled by the known object.
  • the senor is connected to an adjusting device.
  • the adjusting device serves for the automatic adaptation of the transmitter, receiver, reflector or deflecting mirror to the known object.
  • the hazard area protection may also include a photocell located within the secure area for positioning a roll or driverless transport vehicle in a launch position.
  • Fig. 1 shows a danger area protection for the range of automatic roll stocking 01 on a roll changer 02 (see Fig. 2 ).
  • Hazardous area protection includes a first, non-contact protection device located at the entrance. To be secured access limits are not only on the roll feed side, but also opposite the RollenzuGermanseite, if both sides are freely accessible to persons.
  • the first protective device comprises two light beams 04, which secure the area which can be passed through by a roller 05 or a residual sleeve container, wherein the first protective device can be deactivated to enable retraction and extension.
  • the first protective device can be deactivated.
  • the hazardous area protection furthermore has a second permanently active, non-contact protective device for permanent protection of the surrounding area of the roller 05.
  • the second protection device includes a Light beam 07, which has a distance of 50 mm to the largest (maximum workable roll diameter) roll diameter. Especially with larger roll diameters, however, such a second protective device has proved to be disadvantageous.
  • Fig. 2 3a can be removed, there is the danger that a smaller person can run together with the roller 05 in the secure area of the roll loading and thus can be injured by moving machine parts or the moving roller 05.
  • Fig. 3b shows a photos Schemesabêt for the field of automatic reel assembly 01.
  • the danger area protection in turn comprises a first, non-contact protective device at the access limits with two light beams 04, which secure the Wegrittbaren by the roller 05 or the residual sleeve container or the driverless transport vehicle area.
  • the second protection device comprises two light beams 07 which, starting from points located above the roller 05, lead laterally past the roller 05 to near the bottom.
  • Fig. 3b It can be seen that even a protective device designed in this way can not provide sufficient protection.
  • the light rays 07 run past the roller 05 almost to the floor, there is the risk that the light rays 07 may be exceeded by a person who, for example, walks alongside the roller 05 during insertion.
  • Fig. 3c shows a danger area coverage for the range of automatic roll loading 01.
  • This danger area coverage unlike the known solutions on a light grid 03 for a non-contact protective device on the access limits of the secure area of the automatic roll stock 01 on.
  • the light grid 03 can for retracting or extending roller 05 or residual sleeve container or driverless transport vehicle are disabled.
  • a second permanently active, non-contact protective device for permanent protection of the surrounding area of the roller 05 is provided, which will be described below.
  • the access limits to be protected can not only be on the roll feed side but also opposite the roll feed side.
  • Protective devices must be installed on both sides if both sides are freely accessible to persons.
  • the non-contact protective device in conjunction with the evaluation unit, secures each access limit to be protected by a light grid 03.
  • the light grid 03 is formed by a plurality of mutually parallel light beams 04, which are evenly spaced by preferably 40 mm from each other and inclined to the horizontal.
  • the light rays 04 can also be arranged horizontally and the surface of the light grid inclined to the vertical, wherein the inclination is preferably 150.
  • the light beams 04 of the light grid 03 are associated with a transmitter and a receiver, which are positioned at the end points of the light beams 04.
  • the light grid 03 is connected to an evaluation unit, which is not shown.
  • the evaluation unit detects the order of interruption of the light rays 04 when retracting and / or extending a roller 05 or a residual sleeve container or a driverless transport vehicle and disables the hazardous area secured by the light grid 03 upon detection of a known object that allows access to the secured area is.
  • the danger area coverage also comprises four photocells 06 for muting, in particular reflection photo cells 06, two pairs of reflection photo cells 06 being arranged in front of and behind the light grid 03 in pairs. These are used for deactivating (muting) the light grid 03 upon detection of a known object, in particular a residual sleeve container, which complicate the evaluation of the interruption order of the light beams because of the shape.
  • the reflection photoelectric cells 06 are connected to an evaluation unit, not shown. To detect the residual sleeve container are provided with reflection strips, which are positioned according to the arrangement of the reflection photoelectric cells 06 on the residual sleeve containers.
  • the light grid 03 is muted (turned off) when the reflection strips are detected on a residual sleeve container. After passing through the residual sleeve container by the danger area coverage, the fourth reflection photocell 06 receives no reflection of the light beam more, so then the light grid 03 is activated again.
  • the muting function can be realized in the case of a driverless transport vehicle with two reflection photoelectric cells 06, since the driverless transport vehicle does not drive completely through the light grid, but only a piece enters the roll changer 02 to deposit the roller 05.
  • the first reflection photo cell 06 detects the reflection strip which is positioned on the vehicle according to the arrangement of the reflection photo cells 06, and turns off the light curtain 03. If the second reflection photo cell 06 receives no reflection of the light beam when returning the driverless transport vehicle, the light grid 03 is activated again.
  • the two uppermost light beams 04 of the light grid 03 remain permanently active in order to prevent a person or an object from entering the secured area of the automatic reel assembly together with the roller 05 or the residual sleeve container at a roll changer 02 with deactivated danger area protection by the light grid 03 avoided.
  • the second permanently active, non-contact protective device comprises at least two light beams 07, which extend transversely to the longitudinal extent or axial direction of the roller 05 and intersect at a slight distance above the roller 05 and in its further course passes close to the roller 05 and the roller container become.
  • the crossing point of the two light beams 07 is preferably only a few centimeters, z. B. ⁇ 15 cm, in particular ⁇ 8 cm, preferably ⁇ 5 cm, above the upper roll edge and the light rays 07 are below the crossing point then at a distance of a few millimeters, z. B. ⁇ 15 mm, in particular ⁇ 8 mm, preferably ⁇ 5 mm up to a few centimeters on the roller 05 over.
  • the light rays 07 thus have their upper end points above the roller 05, but outside the roller extension.
  • the lower end points are below the roll upper edge, preferably at a height which is greater than 1/2 of the roll diameter and corresponds to about 2/3 to 3/4 of the roll diameter.
  • Fig. 4 shows a front view of an embodiment of the hazardous area protection for the range of automatic roll stocking 01.
  • the second permanently active, non-contact protective device comprises for each light beam 07 a combined transmitting and receiving unit 08.
  • the light beam 07 is thrown from an opposite reflector 09 back to the transmitting and receiving unit 08.
  • This beam guidance can also be used with the light beams 04 of the light grid 03 become.
  • one-way light barriers in which transmitter and receiver are arranged opposite each other, can be used.
  • all light beams 04; 07 of the light grid 03 and the second permanent active protection device each have exactly one transmitter and one receiver. In these cases, to guide the light beams 04; 07 requires several deflection mirrors.
  • the transmitter can be a light emitting diode or laser diode emitting infrared radiation or visible light, and a phototransistor as receiver.
  • the position of the transmitting and receiving units 08 and the reflectors 09 can be changed.
  • the second permanently active protective device can equip the second permanently active protective device with a sensor (not shown) for detecting the roll diameter.
  • the sensor can in turn be connected to an adjusting device (not shown), which performs an automatic positioning of the transmitting and receiving units 08 and the reflectors 09 as a function of the detected roll diameter.
  • an optimal guidance of the light rays 07 can always be ensured.
  • the position of transmitting and receiving units 08 and the reflectors 09 can of course be corrected manually. In this case, it has proven to be advantageous if the roller changer 02 a corresponding scale is attached.
  • the danger area protection preferably further comprises four reflection photoelectric cells 06 for muting and a photocell 12, which is arranged within the secured area of the automatic reel placement on the reel changer 02 for positioning the reel 05 in a start position and connected to an evaluation unit, not shown.
  • the roll 05 coming from the upstream feed passes through the danger area protection and the detection area of the following photocell 12.
  • the evaluation unit recognizes the freeing of the photocell 12 and stops the roller drive.
  • the roller 05 is driven by the roller drive backwards to the start position until the light beam of the photocell 12 is interrupted again.
  • the light beams can also be deflected, generated and / or received and / or deflected by separate transmitters and receivers and possibly mirrors.

Landscapes

  • Replacement Of Web Rolls (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Claims (18)

  1. Protection de zone de danger au niveau d'un transport de bobine (01) sur un changeur de bobine (02), avec un dispositif de protection agissant sans contact aux frontières d'accès de la zone, lequel peut être désactivé pour l'entrée et/ou la sortie d'un objet connu, et avec une unité d'évaluation, ledit dispositif de protection étant réalisé sous forme de barrière photoélectrique (03) présentant plusieurs rayons lumineux (04) parallèles entre eux, caractérisée en ce que l'unité d'évaluation comporte des moyens de détection de l'ordre d'interruption des rayons lumineux (04) lors de l'entrée et/ou de la sortie d'un objet quelconque, identifie à partir de cet ordre un objet connu admis à accéder à la zone de danger, et désactivé le dispositif de protection dans ce cas, et en ce que la protection de zone de danger comprend en outre un deuxième dispositif de protection agissant sans contact, lequel est activé en permanence.
  2. Protection de zone de danger selon la revendication 1, caractérisée en ce que l'objet connu est une bobine (05), un conteneur pour mandrins résiduels ou un véhicule de transport sans conducteur.
  3. Protection de zone de danger selon la revendication 1, caractérisée en ce que les rayons lumineux (04) sont régulièrement espacés entre eux.
  4. Protection de zone de danger selon la revendication 1, caractérisée en ce que les rayons lumineux (04) sont horizontaux.
  5. Protection de zone de danger selon la revendication 4, caractérisée en ce que la surface de la barrière photoélectrique (03) est inclinée par rapport à la verticale.
  6. Protection de zone de danger selon la revendication 1, caractérisée en ce que les rayons lumineux (04) sont inclinés par rapport à l'horizontale.
  7. Protection de zone de danger selon la revendication 1, caractérisée en ce qu'au moins un rayon lumineux (04) de la barrière photoélectrique (03) qui s'étend au-dessus de l'objet connu est activé en permanence.
  8. Protection de zone de danger selon la revendication 1, caractérisée en ce que celle-ci comprend en outre au moins deux cellules photoélectriques (06) à fonction d'inhibition, lesquelles sont raccordées à l'unité d'évaluation.
  9. Protection de zone de danger selon la revendication 1, caractérisée en ce que ladite protection de zone de danger comprend au moins deux rayons lumineux (07) s'étendant perpendiculairement à la longueur de l'objet connu.
  10. Protection de zone de danger selon la revendication 9, caractérisée en ce que le point d'extrémité supérieur de chaque rayon lumineux (07) est situé au-dessus du bord supérieur de l'objet connu.
  11. Protection de zone de danger selon la revendication 9, caractérisée en ce que le point d'extrémité inférieur de chaque rayon lumineux (07) est situé en dessous du bord supérieur de l'objet connu.
  12. Protection de zone de danger selon la revendication 9, caractérisée en ce que les rayons lumineux (07) se croisent au-dessus de l'objet connu, et en ce que le reste de leur extension passe contre l'objet connu.
  13. Protection de zone de danger selon la revendication 1, caractérisée en ce que les dispositifs de protection comprennent un capteur destiné à saisir les dimensions de l'objet connu.
  14. Protection de zone de danger selon l'une des revendications 1 à 13, caractérisée en ce que l'objet connu est une bobine (05) ayant un diamètre > 450 mm.
  15. Protection de zone de danger selon la revendication 1 ou la revendication 14, caractérisée en ce que ladite protection de zone de danger comprend une cellule photoélectrique (12) disposée à l'intérieur de la zone protégée et rendant possible la mise en place de la bobine (05) ou un véhicule de transport sans conducteur dans une position de démarrage.
  16. Protection de zone de danger selon la revendication 8, caractérisée en ce que des objets pourvus de bandes réfléchissantes sont détectés au moyen des deux cellules photoélectriques (06) ou plus.
  17. Protection de zone de danger selon la revendication 16, caractérisée en ce que les objets sont réalisés comme véhicule de transport sans conducteur ou conteneur pour mandrins résiduels.
  18. Protection de zone de danger selon la revendication 16, caractérisée en ce que deux cellules photoélectriques (06) sont montés devant la barrière photoélectrique (03) et deux cellules photoélectriques (06) derrière la barrière photoélectrique (03).
EP09781152A 2008-10-14 2009-07-28 Protection de zone de danger pour la zone de garnissage automatique sur un changeur de bobine Active EP2346762B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008042813A DE102008042813A1 (de) 2008-10-14 2008-10-14 Gefahrenbereichsabsicherung für den Bereich der automatischen Rollenbestückung an einem Rollenwechsler
PCT/EP2009/059698 WO2010043430A1 (fr) 2008-10-14 2009-07-28 Protection de zone de danger pour la zone de garnissage automatique sur un changeur de bobine

Publications (2)

Publication Number Publication Date
EP2346762A1 EP2346762A1 (fr) 2011-07-27
EP2346762B1 true EP2346762B1 (fr) 2012-12-05

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Application Number Title Priority Date Filing Date
EP09781152A Active EP2346762B1 (fr) 2008-10-14 2009-07-28 Protection de zone de danger pour la zone de garnissage automatique sur un changeur de bobine

Country Status (6)

Country Link
US (1) US8339260B2 (fr)
EP (1) EP2346762B1 (fr)
JP (1) JP4961053B2 (fr)
CN (1) CN102171120B (fr)
DE (1) DE102008042813A1 (fr)
WO (1) WO2010043430A1 (fr)

Families Citing this family (13)

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DE102010001014A1 (de) * 2010-01-19 2011-09-08 Koenig & Bauer Aktiengesellschaft Rollenwechsler mit einer Absicherung eines Sicherheitsbereiches
WO2011134768A1 (fr) * 2010-04-28 2011-11-03 Koenig & Bauer Aktiengesellschaft Changeur de bobines pourvu d'un dispositif de sécurité et procédé d'utilisation d'un changeur de bobines pourvu d'un dispositif de sécurité
CN102508429A (zh) * 2011-11-14 2012-06-20 江苏环能通环保科技有限公司 用于锂电池生产的安全防护装置
US9910186B2 (en) 2015-08-17 2018-03-06 Rockwell Automation Safety Ag Dynamic light curtain muting system and method
JP6712107B2 (ja) * 2016-02-02 2020-06-17 株式会社日立インダストリアルプロダクツ 搬送システム
DE102016125595B4 (de) * 2016-12-23 2019-09-12 Sick Ag Zugangsabsicherungssystem
CN106918846B (zh) * 2017-03-29 2019-05-24 天奇自动化工程股份有限公司 基于组合式光电开关及光栅的防侵入检测装置
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WO2010043430A1 (fr) 2010-04-22
DE102008042813A1 (de) 2010-04-22
US8339260B2 (en) 2012-12-25
CN102171120B (zh) 2014-05-14
EP2346762A1 (fr) 2011-07-27
JP4961053B2 (ja) 2012-06-27
CN102171120A (zh) 2011-08-31
JP2012505134A (ja) 2012-03-01
US20110202161A1 (en) 2011-08-18

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